California Farmers move to Less Thirsty crops like Olives (via Village Green)

In Cotton versus Olives, Kelly Zito (Village Green, SF Chronicle) looks at various crops grown in California and how thirsty they are for water that gets ever hard to find.

The World Wildlife Foundation addresses the same concerns in Thirsty crops cause water shortages and pollution and quotes a 2004 study stating that "agriculture wastes 60% or 1,500 trillion liters, of the 2,500 trillion liters of water it uses each year"...